<div style="display: flex;">
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                <dt><h2>学生信息</h2></dt>
                <dd><a href="#/info/students">学生列表</a></dd>
                <dd><a href="#/info/addStudents">新增学生</a></dd>
            </li>
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            <li>
                <dt><h2>班级信息</h2></dt>
                <dd><a href="#/info/class">班级列表</a></dd>
                <dd><a href="#/info/addClass">新增班级</a></dd>
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                    <dl class="layui-nav-child" id="menuList">
                        <dd><a href="#/info/students">学生列表</a></dd>
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                        <a class="" href="javascript:;">班级信息</a>
                        <dd><a href="#/info/class">班级列表</a></dd>
                        <dd><a href="#/info/addClass">新增班级</a></dd> -->
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